Kodansha Kanji Dictionary (Jack Halpern, 2013):
1355
Morohashi Daikanwajiten (Volume 6, page 0522):
15430
New Japanese-English Character Dictionary (Jack Halpern, 1990):
1070
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
2348
The New Nelson Japanese-English Character Dictionary (John Haig):
2830